A few hours after the ceremonial opening of the Peace Conference this afternoon, a number of representatives of Jewish delegations from the United States, Britain and other countries met here tonight in an effort to coordinate their activities in the crucial weeks ahead, during which peace treaties will be concluded with several countries in which it is vital that Jewish rights be secured.

The delegates will have to agree or disagree to unifying their efforts by the end of the week, when all memorandums on Jewish rights must be submitted to the 21 nations attending the conference, Competent Jewish observers here expressed the belief that the various groups would get together on a unified program of action in view of the precedent established at the San Francisco meeting of the United Nations and the realization of the injury that will be done the Jewish cause by a multitude of divergent views.